Search our 2,700+ Standard+ Special Size O-Ring Tooling List.
New Sizes are added regularly.
Click here to view our O-Ring Brochure.
New Sizes are added regularly.
Click here to view our O-Ring Brochure.
Unit of Measure
C/S (inches) |
N/A 0.124 |
C/S Tolerance (±) |
N/A 0.004 |
I.D. (inches) |
N/A 21.000 |
I.D. Tolerance (±) |
N/A 0.095 |
O.D. (REF) (inches) |
N/A 21.248 |
Metric C/S (mm) |
N/A 3.1 |
Metric I.D. (mm) |
N/A 533.4 |
Metric O.D. (mm) |
N/A 539.7 |
